Zooplankton of the South Atlantic Ocean
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Zooplankton of the South Atlantic Ocean
Key: Step 1697. Brachyura larvae: first zoea
Brachyura larvae: first zoea

At least one pair of biramous locomotory thoracopods; functional pleopods absent.

First zoea (Zoea lateral view).

Please, read the note on page Bl.11 Identification of first zoea of Brachyura of the main text.

Step 1698

At least one pair of natatory (setose) pleopods present.

Megalopa (Megalopa dorsal view).

Please, read the note on page Bl.12 Identification of megalopa of Brachyura of the main text.

Step 1718
Decision path